AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Roller Bearing |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3110 Bearings Antifriction Unmounted |
| National Item Identification Number (NIIN) | 01-239-4428 (012394428) |
| NCB Code | USA (01) |
| Manufacturer | Twin Disc Incorporated, Marine And Industrial Transmissions Lt, Federal Mogul Corporation, Caterpillar Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 1.1280 INCHES MINIMUM AND 1.1300 INCHES MAXIMUM |
| RDAL | III REFERENCE DATA AND LITERATURE | MFR SPEC Z-208820 |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | S-533-90192 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| AGAV | III END ITEM IDENTIFICATION | TWIN DISC HYDRAULIC TRANSMISSION MODEL TDC-2800/TDC-20-2800 |
| MATT | MATERIAL | STEEL COMP E50100 OR STEEL COMP E52100 OVERALL |
| AGWH | ROLLING ELEMENT DIAMETER | 0.4997 INCHES MINIMUM AND 0.4999 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AISI UNS G50986 ASSN STD 1ST MATERIAL RESPONSE OR AISI UNS G52986 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PHOSPHATE MANGANESE OVERALL |
| FTLD | III FUNCTIONAL DESCRIPTION | PIN,CLUTCH SPOOL,MAIN VALVE ASSY |
| STYL | STYLE DESIGNATOR | CYLINDRICAL ROLLER, FLAT ENDS |
| Relevant Components for NSN - 3110-01-239-4428, 3110012394428 | ||||
| 3110-00-003-9270 (3110000039270) | 3120-00-948-5325 (3120009485325) | 3120-01-281-8447 (3120012818447) | 3120-00-432-7549 (3120004327549) | |
| 3120-12-347-5626 (3120123475626) | 3120-00-190-4518 (3120001904518) | 3110-01-606-7510 (3110016067510) | 3110-01-400-6136 (3110014006136) | |
| 3110-00-100-3617 (3110001003617) | 3120-00-174-6371 (3120001746371) | 3110-01-556-1019 (3110015561019) | 3120-01-104-8486 (3120011048486) | |
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